Species
Tremataspis perforata Märss, Afanassieva et Blom, 2014
Taxon description
Märss et al., 2014
The surface of the exoskeleton is discontinuous with very large and deep funnel-shape pores of variable size (up to almost 0.1 mm in diameter) and irregular or drop-shaped tubercles; very small distance between the pores; fragile porous surface layer composed of mesodentine tissue, tubercles built of bony tissue of the middle layer or of the superficial and the middle layers.
Type specimen data
Synonymy list
1986 Tremataspis schmidti Rohon — Märss , fig. pl. 25, fig. 10
2014 Tremataspis perforata sp. nov. — Märss et al. , pp. 93, fig. 10A-K,M-P
Selection of related publications
Bremer, O., Qu, Q., Sanchez, S., Märss, T., Fernandez, V., Blom, H. 2021. The emergence of a complex pore‐canal system in the dermal skeleton of Tremataspis (Osteostraci). Journal of Morphology 282, 8, 1141-1157. DOI:10.1002/jmor.21359
Märss, T., Afanassieva, O., Blom, H. 2014. Biodiversity of the Silurian osteostracans of the East Baltic. Earth and Environmental Science Transactions of the Royal Society of Edinburgh 105, 2, 73-148. DOI:10.1017/S1755691014000218
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Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Chordata |
| Subphylum | Vertebrata |
| Superclass | Agnatha |
| Class | Cephalaspidomorphi |
| Subclass | Osteostraci |
| Order | Tremataspidiformes |
| Suborder | Tremataspidoidei |
| Family | Tremataspididae |
| Subfamily | Tremataspidinae |
| Genus | Tremataspis |
| Species | mammillata |
| milleri | |
| perforata | |
| rohoni | |
| schmidti |
References based on distribution
- Märss et al., 2014 Viita trench Rootsiküla Stage
- Märss et al., 2014 Elda cliff Rootsiküla Stage
- Märss et al., 2014 Vesiku creek Rootsiküla Stage
- Märss et al., 2014 Himmiste-Kuigu quarry Paadla Stage
- Märss et al., 2014 Silma cliff Paadla Stage